APA引文

Yeats, J. B., & Skelton, R. (1971). Collected plays. Sacker.

Chicago Edition Citation

Yeats, Jack B., and Robin Skelton. Collected Plays. Sacker, 1971.

MLA引文

Yeats, Jack B., and Robin Skelton. Collected Plays. Sacker, 1971.

警告：這些引文格式不一定是100％准確.